Bejar, I. I., Lawless, R. R., Morley, M. E., Wagner, M. E., Bennett, R. E., & Revuelta, J.. (2002). A feasibility study of on-the-fly item generation in adaptive testing (GRE Board Report No 98-12). Educational Testing Service RR02-23. Princeton NJ: Educational Testing Service. Note = “{PDF file, 193 KB}.

Bennett, R. E., Morley, M., & Quardt, D.. (1998). Three response types for broadening the conception of mathematical problem solving in computerized-adaptive tests (Research Report 98-45). Princeton NJ : Educational Testing Service.

Bennett, R. E., Steffen, M., Singley, M. K., Morley, M., & Jacquemin, D.. (1997). Evaluating an automatically scorable, open-ended response type for measuring mathematical reasoning in computer-adaptive tests.